Home / 156,048.28-234,072.48-37,719.60

Finding the Fourth Proportional to 156,048.28, 234,072.48 and 37,719.60

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Solution

The fourth proportional to 156,048.28, 234,072.48 and 37,719.60 is: 56,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,048.28 : 234,072.48 = 37,719.60 : x
  2. Step 2: Convert to fraction form
    156,048.28/234,072.48 = 37,719.60/x
  3. Step 3: Cross multiply
    156,048.28x = 234,072.48 × 37,719.60
  4. Step 4: Simplify right side
    156,048.28x = 8,829,120,316.61
  5. Step 5: Solve for x
    x = 8,829,120,316.61/156,048.28
  6. Step 6: Final answer
    x = 56,579.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.